DCM452U075AC2B

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	4.187" (106.35mm)
Size / Dimension:	1.375" Dia (34.93mm)
Lead Spacing:	0.500" (12.70mm)
Applications:	General Purpose
Ratings:	--
Series:	DCM
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	75V
Tolerance:	-10%, +75%
Capacitance:	4500µF
Part Status:	Active
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitor which consists of an aluminum foil with an oxide layer, referred to as an electrolyte, as the dielectric. They also have a liquid or solid electrolyte which acts as the electrolyte. The capacitance of an aluminum electrolytic capacitor depends upon the areas of the facing aluminum foils, the distance between the foils, and the permittivity of the electrolyte.These capacitors are widely used in general purpose and power electronics applications, due to their high capacitance values and wide range of voltage ratings. Their lifespan is shorter than other types of capacitors, and they feature relatively high leakage currents.The DCM452U075AC2B aluminum electrolytic capacitor is a radial leaded capacitor which utilizes aluminum foils and an oxide layer as its dielectrics. Its maximum allowable ripple voltage is 75VAC, and it features a capactance of 45,200 µF. The capacitor has dimensions of 64.51 mm in diameter and 90.13 mm in length.In terms of its application field, the DCM452U075AC2B is mainly used in high voltage switching power supply, as well as in audio, video, and industrial applications. Its high capacitance value, large footprint, and robust construction make it suitable for high load conditions.The working principle of the DCM452U075AC2B capacitor is based on the principle of electrolytic capacitance. The aluminum foil acts as the cathode of the capacitor, while the electrolyte is the anode. When a voltage is applied to the capacitor, a layer of oxide is formed on the aluminum foil. The oxide acts as an insulator, and the charge builds up in the oxide layer. This charge build-up forms an electric field between the aluminum foil and the electrolyte. This electric field produces an electric field which charges the capacitor. The thicker the oxide layer, the higher the capacitance of the capacitor.In addition, the electrolyte is the main factor in providing stability to the DCM452U075AC2B capacitor. The electrolyte controls the shape and uniformity of the oxide layer and also reduces its leakage current. The electrolyte also helps to maintain the electric field in the capacitor and to protect it from long-term stress such as: heat, vibration, and temperature fluctuations. Overall, the DCM452U075AC2B aluminum electrolytic capacitor is a reliable component for high voltage switching power supply, audio, video, and industrial applications. It features high capacitance value, large footprint, and robust construction which make it suitable for heavy load applications. The working principle of the capacitor is based on the principle of electrolytic capacitance, which relies on the formation of an electric field between the aluminum foil and the electrolyte. The electrolyte serves to provide stability to the capacitor and to reduce its leakage current.

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